High-Performance Thread Mills
Grades and Grade Descriptions
Coatings are designed for
optimised tapping performance
in specifi c materials.
P Steel
M Stainless Steel
K Cast Iron
N Non-Ferrous
S High-Temp Alloys
H Hardened Materials
wear
resistance
Coating
Grade Description
toughness
05 10 15 20 25 30 35 40 45
P
M
Coated carbide. PVD fi ne-grain carbide substrate with high-hardness TiCN coating.
Universal grade for thread milling most materials.
K
N
S
P
M
Coated carbide. PVD carbide substrate with heat-resistant TiAlN coating.
Universal grade for thread milling most materials.
K
N
S
P
M
Coated carbide. PVD two-layer coating with heat-resistant TiAlN base layer and low-
friction MoS2 top layer over carbide substrate. Use for thread milling most materials,
including high-hardness materials.
K
N
S
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H